It is a love story about three girls who met two boys on a trip. They had no idea that this trip would change their lives. After encountering danger on the trip, they ended their lives in order to be with a girl. Before he died, he said: "We met at the wrong time in this life, and love sprouted at the wrong time. Believe me, I will meet you and fall in love with you in the next life... We will definitely... In the next life..." She looked at the desert speechlessly...